Home / 57,424.79-86,137.18-17,984.99

Finding the Fourth Proportional to 57,424.79, 86,137.18 and 17,984.99

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Solution

The fourth proportional to 57,424.79, 86,137.18 and 17,984.99 is: 26,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,424.79 : 86,137.18 = 17,984.99 : x
  2. Step 2: Convert to fraction form
    57,424.79/86,137.18 = 17,984.99/x
  3. Step 3: Cross multiply
    57,424.79x = 86,137.18 × 17,984.99
  4. Step 4: Simplify right side
    57,424.79x = 1,549,175,845.28
  5. Step 5: Solve for x
    x = 1,549,175,845.28/57,424.79
  6. Step 6: Final answer
    x = 26,977.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.